servo motor control through keypad input–enquiry of components | Microcontroller › 8051 › servo motor control through keypad input–enquiry of components This topic has 1 reply, 2 voices, and was last updated 12 years, 7 months ago by Dexter. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts February 15, 2012 at 8:27 am #1656 Viswa TejaParticipant we are doing the project servo motor control through keypad input http://www.engineersgarage.com/microcontroller/8051projects/servo-motor-control-project-circuit i want to know the frequency of the quartz crystal to be used for at89c51 in the project. plzzz help me we r lacking in time.. February 15, 2012 at 8:23 pm #7173 DexterParticipant 11.0592mHZ wysiwyg_imageupload:3750: Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In